CVE-2025-20148

Cisco Secure Firewall Management Center HTML Injection Vulnerability

Severity
High 8.5
CVSS 3.1
Exploited
Not listed
EPSS
0.004
37.7th percentile
Discovered by
Vendor
Vendor-published field
Published
Aug 14, 2025
Assigned by cisco

Description

A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to inject arbitrary HTML content into a device-generated document. This vulnerability is due to improper validation of user-supplied data. An attacker could exploit this vulnerability by submitting malicious content to an affected device and using the device to generate a document that contains sensitive information. A successful exploit could allow the attacker to alter the standard layout of the device-generated documents, read arbitrary files from the underlying operating system, and conduct server-side request forgery (SSRF) attacks. To exploit this vulnerability, the attacker must have valid credentials for a user account with at least the role of Security Analyst (Read Only).

Weakness: CWE-20

Affected products

Vendor Product Category Matched by
Cisco Cisco Secure Firewall Management Center Network & Security Management cna-assigner
Vendor-reported products (1)
  • Cisco · Cisco Firepower Management Center

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